IRcarrier.cpp File Reference

Functions
int8_t	irCarrierAttach (uint16_t pin, bool inverted)
	Claim an LEDC channel and bind it to pin.
void	irCarrierDetach (int8_t channel, uint16_t pin, bool inverted)
	Release a previously claimed channel.
void	irCarrierConfig (int8_t channel, uint32_t freq, uint8_t duty)
	Set the carrier frequency (Hz) and duty cycle (percent).
void IRAM_ATTR	irCarrierOn (int8_t channel)
	Start emitting the carrier.
void IRAM_ATTR	irCarrierOff (int8_t channel)
	Stop emitting the carrier, leaving the pin at its idle level.

Function Documentation

irCarrierAttach()

int8_t irCarrierAttach	(	uint16_t	pin,
		bool	inverted
	)

Claim an LEDC channel and bind it to pin.

Returns

The channel number, or -1 if none was available.

irCarrierConfig()

void irCarrierConfig	(	int8_t	channel,
		uint32_t	freq,
		uint8_t	duty
	)

Set the carrier frequency (Hz) and duty cycle (percent).

irCarrierDetach()

void irCarrierDetach	(	int8_t	channel,
		uint16_t	pin,
		bool	inverted
	)

Release a previously claimed channel.

irCarrierOff()

void IRAM_ATTR irCarrierOff

(

int8_t

channel

)

Stop emitting the carrier, leaving the pin at its idle level.

irCarrierOn()

void IRAM_ATTR irCarrierOn

(

int8_t

channel

)

Start emitting the carrier.